docs: cleanup showcase

Jacky Zhao

2024-07-29 e1a9661be7d2b4834b1e70535170a36a6ff39560

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export const escapeHTML = (unsafe: string) => {
  return unsafe
    .replaceAll("&", "&")
    .replaceAll("<", "&lt;")
    .replaceAll(">", "&gt;")
    .replaceAll('"', "&quot;")
    .replaceAll("'", "&#039;")
}